Using -Oline -j 96 W=1 redirect to /tmp/tmp.KyhDj5t85Z and /tmp/tmp.OP28kdXWFo
LLVM=1 cc="ccache clang"
clang version 21.1.8 (Fedora 21.1.8-1.fc43)
Tree base:
b00a7b3a6129 ("net: atp: drop ancient parallel-port Ethernet driver")
Baseline building the tree
make[1]: Entering directory '/srv/nipa-poller/net-next/wt-1/build_clang'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/srv/nipa-poller/net-next/wt-1/build_clang'
  SYNC    include/config/auto.conf
  GEN     Makefile
  GEN     Makefile
  DESCEND objtool
  CALL    ../scripts/checksyscalls.sh
  INSTALL libsubcmd_headers
  CC [M]  drivers/net/ethernet/mediatek/mtk_eth_soc.o
  LD [M]  drivers/net/ethernet/mediatek/mtk_eth.o
  CC [M]  drivers/net/ethernet/amazon/ena/ena_eth_com.o
  CC [M]  drivers/net/ethernet/amazon/ena/ena_phc.o
  CC [M]  drivers/net/ethernet/amazon/ena/ena_devlink.o
  CC [M]  drivers/net/ethernet/amazon/ena/ena_debugfs.o
  CC [M]  drivers/net/ethernet/amazon/ena/ena_xdp.o
  CC [M]  drivers/net/ethernet/amazon/ena/ena_ethtool.o
  CC [M]  drivers/net/ethernet/amazon/ena/ena_com.o
  CC [M]  drivers/net/ethernet/amazon/ena/ena_netdev.o
  LD [M]  drivers/net/ethernet/amazon/ena/ena.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#1585)
  CC [M]  drivers/net/ethernet/mediatek/mtk_eth.mod.o
  CC [M]  drivers/net/ethernet/amazon/ena/ena.mod.o
  LD [M]  drivers/net/ethernet/amazon/ena/ena.ko
  LD [M]  drivers/net/ethernet/mediatek/mtk_eth.ko
Building the tree before the patch
make[1]: Entering directory '/srv/nipa-poller/net-next/wt-1/build_clang'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/srv/nipa-poller/net-next/wt-1/build_clang'
  SYNC    include/config/auto.conf
  GEN     Makefile
  GEN     Makefile
  DESCEND objtool
  CALL    ../scripts/checksyscalls.sh
  INSTALL libsubcmd_headers
  CC [M]  drivers/net/ethernet/amazon/ena/ena_netdev.o
  CC [M]  drivers/net/ethernet/amazon/ena/ena_ethtool.o
  CC [M]  drivers/net/ethernet/amazon/ena/ena_xdp.o
  CC [M]  drivers/net/ethernet/amazon/ena/ena_phc.o
  CC [M]  drivers/net/ethernet/amazon/ena/ena_devlink.o
  CC [M]  drivers/net/ethernet/amazon/ena/ena_debugfs.o
  CC [M]  drivers/net/ethernet/amazon/ena/ena_com.o
  CC [M]  drivers/net/ethernet/amazon/ena/ena_eth_com.o
  LD [M]  drivers/net/ethernet/amazon/ena/ena.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#1585)
  CC [M]  drivers/net/ethernet/amazon/ena/ena.mod.o
  LD [M]  drivers/net/ethernet/amazon/ena/ena.ko
Building the tree with the patch
make[1]: Entering directory '/srv/nipa-poller/net-next/wt-1/build_clang'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/srv/nipa-poller/net-next/wt-1/build_clang'
  SYNC    include/config/auto.conf
  GEN     Makefile
  GEN     Makefile
  DESCEND objtool
  CALL    ../scripts/checksyscalls.sh
  INSTALL libsubcmd_headers
  CC [M]  drivers/net/ethernet/amazon/ena/ena_netdev.o
  CC [M]  drivers/net/ethernet/amazon/ena/ena_com.o
  CC [M]  drivers/net/ethernet/amazon/ena/ena_eth_com.o
  CC [M]  drivers/net/ethernet/amazon/ena/ena_ethtool.o
  CC [M]  drivers/net/ethernet/amazon/ena/ena_xdp.o
  CC [M]  drivers/net/ethernet/amazon/ena/ena_phc.o
  CC [M]  drivers/net/ethernet/amazon/ena/ena_devlink.o
  CC [M]  drivers/net/ethernet/amazon/ena/ena_debugfs.o
  LD [M]  drivers/net/ethernet/amazon/ena/ena.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#1585)
  CC [M]  drivers/net/ethernet/amazon/ena/ena.mod.o
  LD [M]  drivers/net/ethernet/amazon/ena/ena.ko